Merge pull request #33 from jcrugzz/master

[fix] Minor typo in _onTcpSocket
[fix] Use `ip.address()` as the default host. Fixes #3
Dead code
Merge pull request #35 from obazoud/dead_code

Dead code
Added new by reactor
Added By reactor to array to be registered
Added error checking when instantiated, emits data regardless to allow it to still be chainable.
[api test] Properly pipe to unique pipe-chains in `.by()`.
[test] Test `.by(Array, reactor)`.
Merge pull request #38 from nodejitsu/gh-36

Added .by()
[api test] Added `.thru()` for piping to multiple independent reactors.
[test] Added test for cannonical `thru` example: react to `.over()` and `.under()` independently.
Merge pull request #39 from nodejitsu/feature-thru

React to different criteria independently with `.thru()`
Added ability to listen on unix sockets
Added tests for listening on unix socket
[fix] Renamed test macros to make sense for more than 2 types of connections
[dist] Version bump. 0.3.0